"I've heard of singing for your supper," said Hiccup, "but what is a singing supper?"
"A good question," said the Dragon, in surprise. "The thing is, we are all, in a sense, supper. Walking, talking, breathing supper. Even a murderous carnivore like myself will be a supper for worms one day. We're all snatching moments from the peaceful jaws of time. That's why it's so important for the supper to sing as beautifully as it can”